Setting dropdownlist selecteditem programmatically

Question

I want to set the selecteditem attribute for an ASP.Net dropdownlist control programmatically.

So I want to pass a value to the dropdownlist control to

Answer 1

            ddlemployee.DataSource = ds.Tables[0];
            ddlemployee.DataTextField = "Employee Name";
            ddlemployee.DataValueField = "RecId";
            ddlemployee.DataBind();
            ddlemployee.Items.Insert(0, "All");